A chemist makes a mixture of concentrated hydrochloric acid and distilled water so that the ratio of acid to water is 4 to 3. If he starts with 20 liters of acid, how much water is mixed with the acid?
A)29 liters
B)44 liters
C)15 liters
D)16 liters

Question

Quizplus · Accepted Answer

The ratio of acid to water is 4:3. If there are 20 liters of acid, which corresponds to the '4' part of the ratio, then the '3' part (water) can be calculated as (3/4) * 20 = 15 liters.

A Chemist Makes a Mixture of Concentrated Hydrochloric Acid and Distilled